diff --git a/src/main/java/tools/inventoryTools.java b/src/main/java/tools/inventoryTools.java
new file mode 100644
index 0000000..5d7d431
--- /dev/null
+++ b/src/main/java/tools/inventoryTools.java
@@ -0,0 +1,30 @@
+package tools;
+
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+
+public class inventoryTools {
+
+    // Funkce pro zjištění kolikrát je daný item v inventory. Vrátí int
+    public static int getItemCount(Inventory inventory, ItemStack itemStack) {
+
+        int count = 0;
+        int invLength = inventory.getSize();
+        int i = 0;
+
+        while (i < invLength) {
+
+            ItemStack currentItem = inventory.getItem(i);
+
+            if (!currentItem.isSimilar(itemStack)) {
+                continue;
+            }
+
+            count += currentItem.getAmount();
+
+            i++;
+        }
+
+        return count;
+    }
+}